/weɪl; wel/
v
1 (a) [I, Ipr] ~ (about/over sth) cry or complain (about sth) in a loud (usu shrill) voice （大声）哭, 诉苦（通常指尖声地）
*wail with grief 恸哭
* The sick child was wailing miserably. 那个患儿难受得连哭带喊.
* There's no use wailing about/over mistakes made in the past. 为过去的错误痛哭是没有用的.
(b) [I] (fig 比喻) make a sound similar to that of a person wailing 发出似哭号的尖声
*ambulances racing along with sirens wailing 高声鸣笛疾驶的救护车
* You can hear the wind wailing in the chimney. 可以听到风穿过烟囱发出的尖声.
(c) [Tn, Tf] say (sth) in a wailing way 哭着说（某事）
*`I've lost all my money!' she wailed. 她哭着说
*｀我的钱都丢了!＇
* The child was wailing loudly that she had hurt her foot. 那个女孩儿大声哭着说她的脚受伤了.
2 [Ipr] ~ for sb express one's grief at the loss or death of sb; mourn sb 为某人死亡而悲痛; 哀悼某人
*She was wailing for her lost child. 她为死去的孩子伤心悲痛. =>Usage at cry 用法见 cry.

n
(a) shrill cry, esp of pain or grief 尖叫; （尤指）痛哭
*The child burst into loud wails. 那个孩子突然大哭起来.
* She uttered a wail of grief. 她悲痛地大声尖叫.
(b) sound similar to this 尖叫声; （尤指）痛哭声
*the wail of sirens 警报器的呼啸声.

v
[Date: 1200-1300; Origin: From a Scandinavian language]
[T]
to say something in a loud, sad, and complaining way
　'But what shall I do?' Bernard wailed.
[I]
to cry out with a long high sound, especially because you are very sad or in pain
　Somewhere behind them a child began to wail.
[I]
to make a long high sound
　The wind wailed in the chimney.
>wailn[C]
　the wail of police sirens